RepeatMe
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Science & Nature: Trivia
Official RepeatMe collection; written and proofread by the editorial team.
What's inside
- How many bones are in an adult human body?
- 206
- Which gas is most abundant in Earth's atmosphere?
- Nitrogen
- How many chambers does the human heart have?
- Four
- What is the red pigment in blood called?
- Hemoglobin
- Which planet is the hottest in the Solar System?
- Venus
- How many chromosomes are in a human cell?
- 46
- What is the fastest land animal?
- Cheetah
- Which metal is the most abundant in Earth's crust?
- Aluminium
- What is the process by which plants make food from light?
- Photosynthesis
- Which atomic particle has a negative charge?
- Electron
- How many legs does an insect have?
- Six
- Which human organ produces insulin?
- Pancreas
- What is measured in degrees Celsius?
- Temperature
- Which chemical element has the symbol C?
- Carbon
- What is the largest land animal?
- Elephant
- Which gas mainly makes up the Sun?
- Hydrogen
- What is the nearest star to us called?
- The Sun
- About how many litres of blood does an adult have?
- Five
- Which group of animals breathes through gills?
- Fish
- What is the science of living organisms called?
- Biology
- Which vitamin does skin produce under sunlight?
- Vitamin D
- Which substance gives plants their green colour?
- Chlorophyll
- How many pairs of ribs does a human have?
- Twelve
- Which planet has the largest volcano in the Solar System?
- Mars
- What is the solid outer layer of the Earth called?
- Crust
- Which organ is responsible for breathing?
- Lungs
- Which of the three basic states of matter has no fixed shape or volume?
- Gas
- What is the SI unit of force?
- Newton
- Which element vital to plants has the symbol N?
- Nitrogen
- Which science studies the weather?
- Meteorology